/*
    This file is part of the iText (R) project.
    Copyright (c) 1998-2025 Apryse Group NV
    Authors: Apryse Software.

    This program is offered under a commercial and under the AGPL license.
    For commercial licensing, contact us at https://itextpdf.com/sales.  For AGPL licensing, see below.

    AGPL licensing:
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
using System;
using System.Collections;
using System.Collections.Generic;

namespace iText.Commons.Utils.Collections
{
	//\cond DO_NOT_DOCUMENT
    internal class EmptyEnumerator<T> : IEnumerator<T>
    {
        public void Dispose() {
        }

        public bool MoveNext() {
            return false;
        }

        public void Reset() {
        }

        public T Current {
            get {
                throw new InvalidOperationException();
            }
        }

        object IEnumerator.Current {
            get { return Current; }
        }
    }

	internal class EmptyEnumerator : IEnumerator
	{
		public void Dispose() {
		}

		public bool MoveNext() {
			return false;
		}

		public void Reset() {
		}

		public object Current {
			get {
				throw new InvalidOperationException();
			}
		}

		object IEnumerator.Current {
			get { return Current; }
		}
	}
	//\endcond
}
